The words hydrant, hydroplane, hydrology, and hydrotropic all share a root word. The common root is "hydr," which is derived from the Greek word "hydor," meaning "water."
What do the words hydrant, hydroplane, hydrology, and hydrotropic have in common?(1 point)
Responses
a base word
a base word
a suffix
a suffix
a root word
a root word
a free morpheme
1 answer